🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.8 AU - 0.98 AU

Year: 295 Days

Day: 22.9 Hours

Environment

Temp: 108 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,918,031 km

• M1: 283,787 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.88 AU - 1.34 AU

Year: 411 Days

Day: 12.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 96,918,031 km

• M1: 643,570 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.64 AU - 1.74 AU

Year: 772 Days

Day: 38.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.2 AU - 3.02 AU

Year: 1482 Days

Day: 15.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.41 AU - 5.09 AU

Year: 3638 Days

Day: 34.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.4

Radius: 10.9

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.97 AU - 7.07 AU

Year: 5851 Days

Day: 13.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 96,918,031 km

• M1: 135,685 km (0.075 R)
• M2: 620,532 km (0.096 R)
• M3: 1,082,640 km (0.071 R)
• M4: 1,639,593 km (0.065 R)
• M5: 2,060,411 km (0.116 R)
• M6: 3,103,408 km (0.093 R)
• M7: 3,550,107 km (0.098 R)
• M8: 4,734,473 km (0.099 R)
• M9: 5,447,307 km (0.12 R)
• M10: 6,462,628 km (0.084 R)
• M11: 7,487,822 km (0.049 R)
• M12: 8,415,479 km (0.09 R)
• M13: 9,548,832 km (0.085 R)
• M14: 13,066,028 km (0.104 R)
• M15: 14,757,980 km (0.097 R)
• M16: 17,497,117 km (0.071 R)
• M17: 19,477,493 km (0.063 R)
• M18: 22,526,298 km (0.12 R)
• M19: 23,717,097 km (0.074 R)
• M20: 24,451,323 km (0.112 R)
• M21: 27,989,762 km (0.119 R)
• M22: 29,272,414 km (0.09 R)
• M23: 32,152,023 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.9

Radius: 13.6

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 10.47 AU - 12.61 AU

Year: 13778 Days

Day: 12.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 96,918,031 km

• M1: 169,644 km (0.074 R)
• M2: 925,263 km (0.12 R)
• M3: 1,452,595 km (0.086 R)
• M4: 2,291,989 km (0.098 R)
• M5: 3,225,031 km (0.081 R)
• M6: 5,040,551 km (0.096 R)
• M7: 6,381,845 km (0.044 R)
• M8: 7,873,037 km (0.062 R)
• M9: 10,482,921 km (0.074 R)
• M10: 11,435,860 km (0.053 R)
• M11: 13,514,223 km (0.108 R)
• M12: 19,440,991 km (0.108 R)
• M13: 20,367,600 km (0.053 R)
• M14: 21,248,732 km (0.096 R)
• M15: 22,232,039 km (0.111 R)
• M16: 22,773,882 km (0.084 R)
• M17: 23,245,415 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.7

Radius: 3.8

Gravity: 67.43 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 14.88 AU - 18.64 AU

Year: 24115 Days

Day: 20.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 96,918,031 km

• M1: 47,273 km (0.056 R)
• M2: 210,484 km (0.081 R)
• M3: 422,165 km (0.117 R)
• M4: 701,315 km (0.091 R)
• M5: 1,037,162 km (0.09 R)
• M6: 1,288,486 km (0.08 R)
• M7: 1,634,656 km (0.1 R)
• M8: 2,018,225 km (0.072 R)
• M9: 3,162,349 km (0.057 R)
• M10: 3,624,308 km (0.093 R)
• M11: 3,956,415 km (0.04 R)
• M12: 4,491,975 km (0.075 R)
• M13: 5,661,980 km (0.111 R)
• M14: 11,030,449 km (0.06 R)
• M15: 11,513,950 km (0.062 R)
• M16: 12,156,173 km (0.078 R)
• M17: 12,972,978 km (0.049 R)
• M18: 16,340,575 km (0.042 R)
• M19: 17,426,506 km (0.114 R)
• M20: 17,705,207 km (0.088 R)
• M21: 22,470,498 km (0.082 R)
• M22: 23,811,044 km (0.096 R)
• M23: 25,800,098 km (0.093 R)
• M24: 26,773,381 km (0.095 R)
• M25: 30,105,225 km (0.085 R)
• M26: 38,354,500 km (0.07 R)
• M27: 40,751,358 km (0.117 R)
• M28: 57,668,184 km (0.117 R)
• M29: 58,080,326 km (0.118 R)
• M30: 61,019,924 km (0.088 R)
• M31: 67,649,952 km (0.106 R)
• M32: 76,715,882 km (0.069 R)
• M33: 79,483,742 km (0.111 R)
• M34: 84,420,173 km (0.12 R)
• M35: 91,500,640 km (0.094 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 15,505 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit